You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
/* ----------------------------------------------------------------------
|
|
* Project: CMSIS DSP Library
|
|
* Title: StreamingSink.h
|
|
* Description: Streaming Sink working with the RingBuffer
|
|
*
|
|
* $Date: 30 July 2021
|
|
* $Revision: V1.10.0
|
|
*
|
|
* Target Processor: Cortex-M and Cortex-A cores
|
|
* -------------------------------------------------------------------- */
|
|
/*
|
|
* Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the License); you may
|
|
* not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
|
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
#ifndef _STREAMING_SINK_H_
|
|
#define _STREAMING_SINK_H_
|
|
|
|
#include "RingBuffer.h"
|
|
|
|
|
|
template<typename IN, int inputSize>
|
|
class StreamingSink: public GenericSink<IN, inputSize>
|
|
{
|
|
public:
|
|
StreamingSink(FIFOBase<IN> &src,ring_config_t *config):
|
|
GenericSink<IN,inputSize>(src),mConfig(config){};
|
|
|
|
int run()
|
|
{
|
|
IN *b=this->getReadBuffer();
|
|
|
|
int bufID=ringUserReserveBuffer(mConfig);
|
|
uint8_t *buf=ringGetBufferAddress(mConfig,bufID);
|
|
|
|
if (buf != NULL)
|
|
{
|
|
/* If a buffer is available we copy the data to the FIFO
|
|
*/
|
|
memcpy(buf,(void*)b,inputSize*sizeof(IN));
|
|
|
|
/* We release the buffer so than it can be used by the interrupt */
|
|
ringUserReleaseBuffer(mConfig);
|
|
return(0);
|
|
}
|
|
else
|
|
{
|
|
return(mConfig->error);
|
|
}
|
|
|
|
return(0);
|
|
}
|
|
protected:
|
|
ring_config_t *mConfig;
|
|
};
|
|
|
|
#endif /* _STREAMING_SINK_H_ */ |